Board-Certified Orthopedic Surgeon
Dr. Mackessy Subspecialty Focus:
- Hand Surgery
- Shoulder
- Upper Extremity Problems
Board Certification
- Board Certified in Orthopedic Surgery
- Added Qualification in Hand Surgery
Education
Medical School
- University of Bologna, Italy
- New Jersey Medical School
Residency
- St. Vincent’s: 2 yrs General Surgery
- St. Luke’s Roosevelt: 3 yrs Orthopedic Surgery
Fellowship
- Thomas Jefferson University
Hospital & Surgery Center Affiliations
- Trinitas Hospital (formerly St. Elizabeth’s Hospital): Attending Orthopaedic Surgeon, Chairman of Orthopaedics
- Robert Wood Johnson University Hospital Rahway: Attending Orthopaedic Surgeon
- Linden Surgical Center (Linden, NJ)
- Overlook Hospital, Summit: Attending Orthopaedic Surgeon
Professional Associations
- NJ Orthopaedic Society: President, 2001–2002, Board of Trustees, 1999–present, Elizabeth General Medical Center.
- Jefferson Alumni Association: President, 1999–2001
- American Association of Orthopaedic Surgeons: Member
- American Medical Association: Member
- Medical Society of NJ: Member
- Union County Medical Society: Member
- Jefferson Hand Society: Member, Past-President
- American Society for Surgery of the Hand: Member
- NY Hand Society: Member
- NJ Orthopaedic Society: Member, Past-President
- Irish Orthopaedic Association: Member
- Eastern Orthopaedic Association: Member
- International College of Surgeons: Member
- Elizabeth General Medical Center: Medical Staff President
- Trinitas: Board of Trustees – Hospital & Health Boards, since 2001
Presentations & Awards
- Healing The Children Award for Treating Poor Children from Underdeveloped Countries
- Top 100 Doc’s in NJ 2010
- Five successive yrs Top Doc’s in NJ
- Twice Named Teacher of the Year UMDNJ Dept of Orthopedics
- Lectures yearly at the hand review course in NY since 1990.
- Lectures in Canada, Jefferson Medical Alumni Club
Special Interests
- Hand and Upper Extremity Problems, especially pitching and overhead athletic injuries
Fellow American Academy of Orthopedic Surgery
Board of Councilor to American Academy of Orthopedic Surgery